halcon基于模版匹配图片的比对差异

read_image (ImageOrg, 'D:/TAOCI/20250321/result/save_row7_col30_org.jpg')
read_image (ImageTemp, 'D:/TAOCI/20250321/result/Temp_row7_col30.jpg')

read_image (ImageOrg, 'D:/TAOCI/20250321/result/save_row7_col36_org.jpg')
read_image (ImageTemp, 'D:/TAOCI/20250321/result/Temp_row7_col36.jpg')

rgb1_to_gray (ImageOrg, GrayImage)

ref_threshold :=100
input_threshold := 38
input_rotate:=-0.171
area_thresh :=300
minFindScore:=0.1
*原图转正采集
rotate_image (GrayImage, ImageRotate, input_rotate, 'constant')
get_domain (ImageRotate, Domain)
inner_rectangle1 (Domain, Row1, Column1, Row2, Column2)
gen_rectangle1 (Rectangle, Row1, Column1, Row2, Column2)
reduce_domain (ImageRotate, Rectangle, ImageReduced)

*2值化图片
mean_image (ImageReduced, ImageMean, 7, 7)
threshold (ImageMean, Region, input_threshold, 255)
connection (Region, ConnectedRegions)
select_shape (ConnectedRegions, SelectedRegions, 'area', 'and', area_thresh, 99999999)
get_image_size (ImageMean, Width, Height)
region_to_bin (SelectedRegions, BinImage, 255, 0, Width, Height)

*原图匹配模版
*create_shape_model (BinImage, 4, 0, 0.79, 'auto', 'auto', 'use_polarity', 30, 10, ModelID)
*find_shape_model (ImageTemp, ModelID, 0, 0.79, 0.4, 1, 0.5, 'least_squares', 0, 0.8, Row, Column, Angle, Score)

create_scaled_shape_model (BinImage, 'auto', -0.1, 0.79, 'auto', 0.9, 1.1, 'auto', 'auto', 'use_polarity', 'auto', 'auto', ModelID)
get_shape_model_contours (ModelContours, ModelID, 1)

* area_center (Region, Area, 2560, 2560)
vector_angle_to_rigid (0, 0, 0, 2559, 2559, 0, HomMat2D)
affine_trans_contour_xld (ModelContours, ContoursAffineTrans, HomMat2D)

find_scaled_shape_models (ImageTemp, ModelID, -0.39, 0.78, 0.5, 1.5, minFindScore, 1, 0.5, 'least_squares', 0, 0.2, Row, Column, Angle, Scale, Score, Model)

hom_mat2d_identity (HomMat2DIdentity)
hom_mat2d_scale (HomMat2DIdentity, Scale, Scale, 0, 0, HomMat2DScale)
hom_mat2d_rotate (HomMat2DScale, Angle, 0, 0, HomMat2DRotate)
hom_mat2d_translate (HomMat2DRotate, Row,Column,  HomMat2DTranslate)
affine_trans_contour_xld (ModelContours, ConAffineTrans1, HomMat2DTranslate)

get_image_size (BinImage, Width1, Height1)
*裁剪图片
gen_rectangle1 (Rectangle1, Row-Height1/2, Column-Width1/2, Row+Height1/2-1, Column+Width1/2-1)
reduce_domain (ImageTemp, Rectangle1, ImageReduced2)
crop_domain (ImageReduced2, ImagePart)
get_image_size (ImagePart, Width1, Height1)

*查找差异
abs_diff_image (BinImage, ImagePart, ImageAbsDiff, 1)

threshold (ImageAbsDiff, Regiondiff, 100, 255)

opening_circle (Regiondiff, RegionOpening, 15)

*erosion_circle (Regiondiff, RegionErosion,10)

connection (RegionOpening, ConnectedRegions)

select_shape (ConnectedRegions, SelectedRegions, 'area', 'and', area_thresh, 99999999)